“Just got it, tried it before drinking, got the correct 0.0%, Tried it again after I reached the legal limit, as calculated by #drinks/time/weight. Reading dead on: .081% Tried it again after an hour, declined to .07+ as expected.
But I am a little concerned about the lifetime of the device, directions say only a month with daily use, supposed to get it calibrated after that, however that is done. But at the price can't complain too much,
One negative: registering for warranty on their web site REQUIRES opt-in of promotional junk, shame on them.”
“First, Youtube Detroit Police Bactrack. That piece is convincing to me, but just to be sure, I compared side-by-side three (3) BACtrack C6's with four (4) friends over a few nights of carefully monitored drinking--with and without food intake. Bottom line: All tracked nearly the same. I am. a. fan.
Dan in Denver.”
“The size of the keychain BAC is very nice. Take it with me whenever I go out on the town. Using the app is fun and a great conservation piece not to mention the information it provides for a safe night out.
Cheers!”